1957 Chevrolet Bel Air convertible
DY-27, blue, blue/white seats  Issued 1991  DY-27, blue, blue/brown seats Issued 1991
According to the 1992 Dinky catalogue circa 1900 models were issued with blue/brown seats and according to the Dinky Book circa 1100. 
 DY027SB              Red,         Issued 1998
      The Classic 1957 Chevrolet 40th
             Anniversary Collection